单语范例（未经PONS编辑处理）
Those who chose to go unarmed became second class citizens.
en.wikipedia.org She was also modified to accommodate 380 first class and 50 second class passengers.
en.wikipedia.org It was a progressive award, with the second class having to be earned before the first class and so on for the higher degrees.
en.wikipedia.org He first read classics in which he gained first class honours in moderations (1924) and second class honours in "literae humaniores" (1926).
en.wikipedia.org Her third choice of first and second class changes are still unavailable.
en.wikipedia.org